Polar bears are carnivorous, mostly eating seals, . They also eat Arctic foxes, reindeer, rodents, musk ox, fish, shellfish, eggs and seabirds such as gulls. They have been known to eat beluga whales and even walruses.
The Australian Bureau of Statistics survey reveals households spend an average of $60 each week on fuel for vehicles, and $39 on gas and electricity for their homes. Households in the Northern Territory face the highest total energy costs of any state or territory, with a weekly bill of $110.
Clothing and food expenses make up another big part of spending. It costs the average American family of four $146 to $289 per week to purchase groceries. The cost of feeding your family will change depending on your individual family needs, but it also changes based on where you live.